3 - 1
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
RR 430 CD
IC 201 - UPC1316
IC 401 - AN7312
IC 501 - TA2111N
1
2
3
4
5
6
7
9
10
11
12
13
14
28
27
26
25
24
23
20
19
18
17
16
15
level
shift
level
shift
level
shift
level
shift
REGULATOR
DRIVER-
MUTE
D.BUF
D.BUF
D.BUF
D.BUF
D.BUF
D.BUF
D.BUF
8
22
21
VCC
VCC
T.S.D
+
+
+
+
+
+
+
GND
CH4-OUT
A
CH4-OUTB
CH4-INA
CH4-INB
BIAS IN
Vcc
Vcc
CH3-INB
CH3-INA
CH3-OUTB
CH3-OUT
A
OP
IN(+)
OP
IN(-)
CH1-OUT
A
CH1-OUTB
CH1-INA
CH1-INB
T
r-B
V
reg OUT
MUTE
GND
CH2-INB
CH2-INA
CH2-OUTB
CH2-OUT
A
GND
OP-OUT
IC 702 - BA6398FP
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Blockschaltplan / Block Diagram
IC-Innenschaltpläne / IC Block Diagrams
